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GPU: Implemented the BC7U texture format.

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Note: Our version of glad exports GL_COMPRESSED_RGBA_BPTC_UNORM as GL_COMPRESSED_RGBA_BPTC_UNORM_ARB, maybe it's time we update it.
This commit is contained in:
Subv 2018-07-04 17:22:48 -05:00
parent e197476344
commit 4633dd9505
3 changed files with 21 additions and 7 deletions
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10
src/video_core/renderer_opengl/gl_rasterizer_cache.cpp
View file

@ -102,6 +102,8 @@ static constexpr std::array<FormatTuple, SurfaceParams::MaxPixelFormat> tex_form
{GL_COMPRESSED_RGBA_S3TC_DXT5_EXT, GL_RGBA, GL_UNSIGNED_INT_8_8_8_8, ComponentType::UNorm,
true}, // DXT45
{GL_COMPRESSED_RED_RGTC1, GL_RED, GL_UNSIGNED_INT_8_8_8_8, ComponentType::UNorm, true}, // DXN1
{GL_COMPRESSED_RGBA_BPTC_UNORM_ARB, GL_RGB, GL_UNSIGNED_INT_8_8_8_8, ComponentType::UNorm,
true}, // BC7U
{GL_RGBA8, GL_RGBA, GL_UNSIGNED_BYTE, ComponentType::UNorm, false}, // ASTC_2D_4X4
// DepthStencil formats
@ -191,8 +193,9 @@ static constexpr std::array<void (*)(u32, u32, u32, u8*, Tegra::GPUVAddr),
MortonCopy<true, PixelFormat::R11FG11FB10F>, MortonCopy<true, PixelFormat::RGBA32UI>,
MortonCopy<true, PixelFormat::DXT1>, MortonCopy<true, PixelFormat::DXT23>,
MortonCopy<true, PixelFormat::DXT45>, MortonCopy<true, PixelFormat::DXN1>,
MortonCopy<true, PixelFormat::ASTC_2D_4X4>, MortonCopy<true, PixelFormat::Z24S8>,
MortonCopy<true, PixelFormat::S8Z24>, MortonCopy<true, PixelFormat::Z32F>,
MortonCopy<true, PixelFormat::BC7U>, MortonCopy<true, PixelFormat::ASTC_2D_4X4>,
MortonCopy<true, PixelFormat::Z24S8>, MortonCopy<true, PixelFormat::S8Z24>,
MortonCopy<true, PixelFormat::Z32F>,
};
static constexpr std::array<void (*)(u32, u32, u32, u8*, Tegra::GPUVAddr),
@ -206,7 +209,8 @@ static constexpr std::array<void (*)(u32, u32, u32, u8*, Tegra::GPUVAddr),
MortonCopy<false, PixelFormat::RGBA16F>,
MortonCopy<false, PixelFormat::R11FG11FB10F>,
MortonCopy<false, PixelFormat::RGBA32UI>,
// TODO(Subv): Swizzling the DXT1/DXT23/DXT45/DXN1 formats is not yet supported
// TODO(Subv): Swizzling the DXT1/DXT23/DXT45/DXN1/BC7U formats is not yet supported
nullptr,
nullptr,
nullptr,
nullptr,

15
src/video_core/renderer_opengl/gl_rasterizer_cache.h
View file

@ -35,14 +35,15 @@ struct SurfaceParams {
DXT23 = 9,
DXT45 = 10,
DXN1 = 11, // This is also known as BC4
ASTC_2D_4X4 = 12,
BC7U = 12,
ASTC_2D_4X4 = 13,
MaxColorFormat,
// DepthStencil formats
Z24S8 = 13,
S8Z24 = 14,
Z32F = 15,
Z24S8 = 14,
S8Z24 = 15,
Z32F = 16,
MaxDepthStencilFormat,
@ -92,6 +93,7 @@ struct SurfaceParams {
4, // DXT23
4, // DXT45
4, // DXN1
4, // BC7U
4, // ASTC_2D_4X4
1, // Z24S8
1, // S8Z24
@ -119,6 +121,7 @@ struct SurfaceParams {
128, // DXT23
128, // DXT45
64, // DXN1
128, // BC7U
32, // ASTC_2D_4X4
32, // Z24S8
32, // S8Z24
@ -192,6 +195,8 @@ struct SurfaceParams {
return PixelFormat::DXT45;
case Tegra::Texture::TextureFormat::DXN1:
return PixelFormat::DXN1;
case Tegra::Texture::TextureFormat::BC7U:
return PixelFormat::BC7U;
case Tegra::Texture::TextureFormat::ASTC_2D_4X4:
return PixelFormat::ASTC_2D_4X4;
default:
@ -227,6 +232,8 @@ struct SurfaceParams {
return Tegra::Texture::TextureFormat::DXT45;
case PixelFormat::DXN1:
return Tegra::Texture::TextureFormat::DXN1;
case PixelFormat::BC7U:
return Tegra::Texture::TextureFormat::BC7U;
case PixelFormat::ASTC_2D_4X4:
return Tegra::Texture::TextureFormat::ASTC_2D_4X4;
default:

3
src/video_core/textures/decoders.cpp
View file

@ -52,6 +52,7 @@ u32 BytesPerPixel(TextureFormat format) {
return 8;
case TextureFormat::DXT23:
case TextureFormat::DXT45:
case TextureFormat::BC7U:
// In this case a 'pixel' actually refers to a 4x4 tile.
return 16;
case TextureFormat::ASTC_2D_4X4:
@ -98,6 +99,7 @@ std::vector<u8> UnswizzleTexture(VAddr address, TextureFormat format, u32 width,
case TextureFormat::DXT23:
case TextureFormat::DXT45:
case TextureFormat::DXN1:
case TextureFormat::BC7U:
// In the DXT and DXN formats, each 4x4 tile is swizzled instead of just individual pixel
// values.
CopySwizzledData(width / 4, height / 4, bytes_per_pixel, bytes_per_pixel, data,
@ -155,6 +157,7 @@ std::vector<u8> DecodeTexture(const std::vector<u8>& texture_data, TextureFormat
case TextureFormat::DXT23:
case TextureFormat::DXT45:
case TextureFormat::DXN1:
case TextureFormat::BC7U:
case TextureFormat::ASTC_2D_4X4:
case TextureFormat::A8R8G8B8:
case TextureFormat::A2B10G10R10: